Since December last year, the Shanghai Composite Index has been falling. This week, the index once again returned to the 1st era. However, the hot spots in the market have not been annihilated. LED is one of the more sustainable ones. In mid-December 2013, the news that the US stopped selling incan-----
The meaning of green machine design As a pillar industry of the national economy, the manufacturing industry has created rich material wealth for the society, but it consumes a lot of resources and causes environmental pollution. At present, environmental issues have increasingly become a key fact-----
[New weather after year, cutting machine through the bottom price. The lowest price of the entire network, all kinds of custom cutting machine will be 50% discount wholesale order price, a small piece of drawings to achieve a three-dimensional 3D cutting machine parts, where to set -----
The hand-held weather station is an agroforestry microclimate collection system. It is used for on-the-spot monitoring of wind conditions, wind speed, rainfall, air temperature, relative humidity, atmospheric pressure, solar radiation, soil temperature, soil moisture and other nine meteo-----
The government has a clear attitude toward the promotion of new energy. However, in the minds of consumers, there are still some obstacles that need to be overcome in new energy vehicles. In the past week, many large and medium-sized cities across the country have experienced PM2.5 popping. The d-----
Small weather stations are an important instrument for agricultural production and weather monitoring. When we use small weather stations daily, our staff need to understand the causes of common faults and perform maintenance in time to ensure the normal use of weather stations. The type-----
[ Instrument Network Instrument R&D ] Recently, at the scientific research project acceptance meeting and new project project evaluation meeting held by the Jilin Provincial Metrology Institute, the basic research funding project of the provincial public welfare research institute undertaken b-----